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Unit Plan
Texas Education Agency

Texas Gateway: Making and Verifying Conjectures About Three Dimensional Figures

For Students 9th - 10th
Students will explore volume conjectures and solve problems by applying the volume formulas to composite figures.
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Handout
National Council of Teachers of Mathematics

The Math Forum: Defining Geometric Figures

For Students 5th - 8th Standards
This site provides an in-depth definition of a two-dimensional figure and a three-dimensional figure. Related terms include arcs, vertices, polygon, and many more.
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Unknown Type
Math Is Fun

Math Is Fun: Mathopolis: Volume and Surface Area of Prisms

For Students 7th - 8th Standards
Practice finding the surface area and volume of some three-dimensional prisms.
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Handout
Quia

Ixl Learning: Cross Sections

For Students 7th - 9th Standards
Brush up on your math skills relating to cross-sections then try some practice problems to test your understanding.
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Unit Plan
NumberNut

Number Nut: Shapes, Symbols and Colors: Three Dimensional Shapes

For Students 3rd - 8th Standards
Describes the basic three-dimensional figures students will encounter in elementary Math and in the world around them, and makes mention of a few unusual ones.